GoGeometry Action 28! (Quick Angle Problem)

Author:Tim Brzezinski

Creation of this applet was inspired by a tweet from Antonio Gutierrez. What is the measure of the pink angle? How can you formally prove this to be true?

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Function Art 3D - Flower
အခြေခံ data အခေါ်အဝေါ်များ
Pythagorean Theorem: Extension Exercises
Linear Equation Graphs: Thin Slice
Function art 3D - waiting shed (v2)

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Miss Kirby's geometric squares
Elapsed Time
Section 2.1 Problem 10
การแยกตัวประกอบของพหุนามดีกรีสอง
Multiplisere brøker

Discover Topics

Linear Functions
Differential Equation
Tangent Line or Tangent
Optimization Problems
Conditional Probability